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6 kyu
SQL Basics: Simple IN
12,711matt c
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5 kyu
SQL Basics: Simple VIEW
3,974matt c
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5 kyu
Relational division: Find all movies two actors cast in together
7,475pmatseykanets
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Retired
SQL Intermediate: Add index column to a query
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5 kyu
Calculating Running Total
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SQL Basics: Group By Day
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5 kyu
SQL Statistics: MIN, MEDIAN, MAX
5,815matt c
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6 kyu
Conditional Count
7,262pmatseykanets
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6 kyu
SQL Basics: Simple HAVING
19,188matt c
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6 kyu
SQL Basics: Simple JOIN and RANK
13,132matt c
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6 kyu
SQL Basics: Top 10 customers by total payments amount
13,370jhoffner
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SQL Bug Fixing: Fix the JOIN
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6 kyu
SELECT prime numbers
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6 kyu
Calculating Batting Average
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SQL Basics - Monsters using CASE
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